Terex Utilities' HyPower hybrid system has been adapted to a digger derrick in the Commander 4047 derrick. The latest addition to the company’s "green" product line, it rounds out the Plug-in Electric Hybrid line that have has optimized and built for the electric utility, tree care and telecommunications industries. The HyPower hybrid system, a patent-pending technology, reduces fuel use and emissions while allowing operators to function in a relatively quiet work environment. The system is capable of being retrofit onto existing chassis and is non-intrusive to the OEM driveline.